García-Cortés JO, Medina-Solís CE, Loyola-Rodriguez JP, Mejía-Cruz JA, Medina-Cerda E, Patiño-Marín N, Pontigo-Loyola AP. Experience, prevalence and severity of dental caries of Mexican adolescents and young adults. Rev Salud Pública (Bogotá) 2009; 11 (1): 82-91.
Objective Determining dental caries experience, prevalence and severity in students applying for degree courses at San Luis Potosi University (UASLP). Material and Methods A cross-sectional study was carried out involving adolescents and young adults (16 to 25 years old) applying for undergraduate courses at UASLP (~10 %, n=1 027). Two standardized examiners undertook dental examinations; DMFT index, prevalence (DMFT>0), severity (DMFT>3 and DMFT>6) and significant caries index (SiC) were calculated. STATA 9.0 non-parametric tests were used for statistical analysis. Results Mean age was 18.201.65; 48.0% were female. The DMFT index was 4.043.90 and caries prevalence was 74.4%. Regarding caries severity, 48.8% had MDFT>3 and 24% DMFT>6. The SiC index was 8.64. Females had higher caries experience than males (4.324.01 cf 3.783.78; p<0.05), but similar prevalence and severity (p>0.05). Age was associated with both experience (p<0.001) and prevalence (p<0.01) and to differing degrees of caries severity (p<0,001). The filled teeth component had the highest DMFT index percentage (63.6%) and missing teeth the lowest (11.4%). Conclusions High dental caries experience, prevalence and severity were observed in this sample of adolescents and young adults. Restorative experience was high (59.5%) compared to studies carried out in other parts of Mexico and Latin-America.